Dolby Atmos is a next-generation surround sound format that was announced by Dolby in April Dolby Atmos Unfold Theatrical Sound System Trailer. The fifth sample was featured on [3] as Dolby True HD (lossless) at 24 bit and 48 5 Unfold Dolby Atmos unfold Unknown Unknown Synthetic Perception. All of the specific Atmos trailers have their high points, but my favorite is probably the Unfold trailer in which a diamond shaped object transforms into the Dolby. dolby temp. Dolby Atmos "Unfold" Trailer. VIRGINIA. 9 W. Grace St. Richmond, VA [email protected] · LET'S GET STARTED.